Update README.md

README.md

@@ -22,4 +22,9 @@ To ensure consistency and standardization among the ABC tunes in the dataset, we
 ABC notation can be converted to sheet music or audio using [this website](https://ldzhangyx.github.io/abc/), or [this software](https://sourceforge.net/projects/easyabc/).
 
 ## Copyright Disclaimer
-The WikiMusicText (WikiMT) dataset was curated from publicly available sources and is believed to be in the public domain. However, it is important to acknowledge that copyright issues cannot be entirely ruled out. Therefore, users of the dataset should exercise caution when using it. The authors of WikiMT do not assume any legal responsibility for the use of the dataset. If you have any questions or concerns regarding the dataset's copyright status, please contact the authors at shangda@mail.ccom.edu.cn.
+The dataset is provided solely for research purposes and is not intended for commercial use. While most of the tunes in the dataset are freely shared, some may be protected by copyright. It is the responsibility of the user to determine the copyright status of each tune and obtain any necessary permissions before using the data.
+
+If you are the copyright owner of any tune included in the MABCD and have concerns about its inclusion, please contact us at [email protected] to have it removed.
+
+## Special Thanks
+We would like to extend a special thanks to abcnotation.com and thesession.org for their contributions to the development and promotion of ABC notation, as well as their contributions to the field of music information retrieval. Their platforms have provided invaluable resources for the traditional and folk music community, and have made it possible for researchers like us to create and study large datasets like the Massive ABC notation Dataset.